
// fontDlg.cpp : implementation file
//

#include "pch.h"
#include "framework.h"
#include "font.h"
#include "fontDlg.h"
#include "afxdialogex.h"
#include "..\..\font\get_lv_font.h"
#include "..\..\font\bula_bula.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// CAboutDlg dialog used for App About

class CAboutDlg : public CDialogEx
{
public:
	CAboutDlg();

// Dialog Data
#ifdef AFX_DESIGN_TIME
	enum { IDD = IDD_ABOUTBOX };
#endif

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

// Implementation
protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialogEx(IDD_ABOUTBOX)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialogEx::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx)
END_MESSAGE_MAP()


// CfontDlg dialog



CfontDlg::CfontDlg(CWnd* pParent /*=nullptr*/)
	: CDialogEx(IDD_FONT_DIALOG, pParent)
	, m_FilePath(_T(""))
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CfontDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialogEx::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_EDIT1, m_FilePath);
}

BEGIN_MESSAGE_MAP(CfontDlg, CDialogEx)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, &CfontDlg::OnBnClickedButton1)
	ON_BN_CLICKED(IDOK, &CfontDlg::OnBnClickedOk)
END_MESSAGE_MAP()


// CfontDlg message handlers

BOOL CfontDlg::OnInitDialog()
{
	CDialogEx::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != nullptr)
	{
		BOOL bNameValid;
		CString strAboutMenu;
		bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);
		ASSERT(bNameValid);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon

	// TODO: Add extra initialization here

	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CfontDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialogEx::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CfontDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialogEx::OnPaint();
	}
}

// The system calls this function to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CfontDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}



void CfontDlg::OnBnClickedButton1()
{
	CString strFilter = _T("font file (*.bin)|*.bin||");
	CFileDialog dlg(TRUE, NULL, NULL, OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT, strFilter);

	if (IDOK == dlg.DoModal())
	{
		m_FilePath = dlg.GetPathName();
		UpdateData(0);
	}
}


void CfontDlg::OnBnClickedOk()
{
	CFile f(m_FilePath, CFile::modeRead);
	UINT len = (UINT)f.GetLength();
	char* offset = new char[len];
	f.Read(offset, len);
	struct _lv_font_t * p = get_lv_font((int)offset);

	this->show_letter(p, 'T');

	delete offset;
}

void CfontDlg::show_letter(struct _lv_font_t* p, uint32_t letter)
{
	lv_font_glyph_dsc_t dsc;
	bool ret = p->get_glyph_dsc(p, &dsc, letter, 0);
	const uint8_t* aa = p->get_glyph_bitmap(p, letter);

	TRACE("dsc.adv_w = %d\n", dsc.adv_w);
	TRACE("dsc.box_w = %d\n", dsc.box_w);
	TRACE("dsc.box_h = %d\n", dsc.box_h);
	TRACE("dsc.ofs_x = %d\n", dsc.ofs_x);
	TRACE("dsc.ofs_y = %d\n", dsc.ofs_y);
	TRACE("dsc.bpp = %d\n", dsc.bpp);

	for (int i = 0; i < dsc.box_h; i++)
	{
		CStringA line("");
		for (int j = 0; j < dsc.box_w * dsc.bpp / 8; j++)
		{
			CStringA tmp("");
			tmp.Format("0x%02x, ", *aa++);
			line += tmp;
		}

		TRACE("%s\n", line);
	}
}
